1 files changed, 40 insertions, 0 deletions
diff --git a/js/src/tests/test262/language/module-code/instn-named-bndng-dflt-expr.js b/js/src/tests/test262/language/module-code/instn-named-bndng-dflt-expr.js
new file mode 100644
index 0000000000..f6d3bd2ac8
--- /dev/null
+++ b/js/src/tests/test262/language/module-code/instn-named-bndng-dflt-expr.js
@@ -0,0 +1,40 @@
+// |reftest| module
+// Copyright (C) 2016 the V8 project authors. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+/*---
+description: >
+    Imported binding reflects state of exported default binding (expressions)
+esid: sec-moduledeclarationinstantiation
+info: |
+    [...]
+    12. For each ImportEntry Record in in module.[[ImportEntries]], do
+        a. Let importedModule be ? HostResolveImportedModule(module,
+           in.[[ModuleRequest]]).
+        b. If in.[[ImportName]] is "*", then
+           [...]
+        c. Else,
+           i. Let resolution be ?
+              importedModule.ResolveExport(in.[[ImportName]], « », « »).
+           ii. If resolution is null or resolution is "ambiguous", throw a
+               SyntaxError exception.
+           iii. Call envRec.CreateImportBinding(in.[[LocalName]],
+                resolution.[[Module]], resolution.[[BindingName]]).
+    [...]
+
+    8.1.1.5.5 CreateImportBinding
+
+    [...]
+    5. Create an immutable indirect binding in envRec for N that references M
+       and N2 as its target binding and record that the binding is initialized.
+    6. Return NormalCompletion(empty).
+flags: [module]
+---*/
+
+assert.throws(ReferenceError, function() {
+  typeof dflt;
+}, 'binding is created but not initialized');
+
+import dflt from './instn-named-bndng-dflt-expr.js';
+export default (function() {});
+
+reportCompare(0, 0);